[INFO] cloning repository https://github.com/pothiq1/distributed-cache-sidecar
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/pothiq1/distributed-cache-sidecar" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpothiq1%2Fdistributed-cache-sidecar", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpothiq1%2Fdistributed-cache-sidecar'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f9e3236e5d0ae11a3cff2f7b3e97ceb68f24715b
[INFO] testing pothiq1/distributed-cache-sidecar against 1.91.0 for beta-1.92-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpothiq1%2Fdistributed-cache-sidecar" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/pothiq1/distributed-cache-sidecar
[INFO] finished tweaking git repo https://github.com/pothiq1/distributed-cache-sidecar
[INFO] tweaked toml for git repo https://github.com/pothiq1/distributed-cache-sidecar written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/pothiq1/distributed-cache-sidecar on toolchain 1.91.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.91.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/pothiq1/distributed-cache-sidecar already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.91.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
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[INFO] [stderr]   Downloaded redis v0.23.3
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[INFO] [stderr]   Downloaded lz4-sys v1.11.1+lz4-1.10.0
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[INFO] [stderr]   Downloaded kube-client v0.87.2
[INFO] [stderr]   Downloaded tantivy-fst v0.4.0
[INFO] [stderr]   Downloaded protoc-bin-vendored-linux-aarch_64 v3.1.0
[INFO] [stderr]   Downloaded protoc-bin-vendored-macos-aarch_64 v3.1.0
[INFO] [stderr]   Downloaded ownedbytes v0.4.0
[INFO] [stderr]   Downloaded protoc-bin-vendored-win32 v3.1.0
[INFO] [stderr]   Downloaded protoc-bin-vendored-linux-ppcle_64 v3.1.0
[INFO] [stderr]   Downloaded tantivy v0.19.2
[INFO] [stderr]   Downloaded allocator-api2 v0.2.20
[INFO] [stderr]   Downloaded protoc-bin-vendored-linux-x86_32 v3.1.0
[INFO] [stderr]   Downloaded sha1_smol v1.0.1
[INFO] [stderr]   Downloaded secrecy v0.8.0
[INFO] [stderr]   Downloaded fastfield_codecs v0.3.1
[INFO] [stderr]   Downloaded protoc-bin-vendored-linux-x86_64 v3.1.0
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 854cc90d996c91e8a9ced07bcad345c903ac23d2bf20601d729ebceca8ee1ee7
[INFO] running `Command { std: "docker" "start" "-a" "854cc90d996c91e8a9ced07bcad345c903ac23d2bf20601d729ebceca8ee1ee7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "854cc90d996c91e8a9ced07bcad345c903ac23d2bf20601d729ebceca8ee1ee7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "854cc90d996c91e8a9ced07bcad345c903ac23d2bf20601d729ebceca8ee1ee7", kill_on_drop: false }`
[INFO] [stdout] 854cc90d996c91e8a9ced07bcad345c903ac23d2bf20601d729ebceca8ee1ee7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 09aeaf83b83d55692bde28da2747370fcf0e5722afdd41cb73d75c34d19abb48
[INFO] running `Command { std: "docker" "start" "-a" "09aeaf83b83d55692bde28da2747370fcf0e5722afdd41cb73d75c34d19abb48", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.92
[INFO] [stderr]    Compiling unicode-ident v1.0.14
[INFO] [stderr]    Compiling libc v0.2.167
[INFO] [stderr]    Compiling once_cell v1.20.2
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[INFO] [stderr]    Compiling smallvec v1.13.2
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[INFO] [stderr]    Compiling lz4_flex v0.9.5
[INFO] [stderr]    Compiling scoped-tls v1.0.1
[INFO] [stderr]    Compiling census v0.4.2
[INFO] [stderr]    Compiling downcast-rs v1.2.1
[INFO] [stderr]    Compiling oneshot v0.1.8
[INFO] [stderr]    Compiling warp v0.3.7
[INFO] [stderr]    Compiling redis v0.23.3
[INFO] [stderr]    Compiling tantivy v0.19.2
[INFO] [stderr]    Compiling tracing-subscriber v0.3.19
[INFO] [stderr]    Compiling kube-runtime v0.87.2
[INFO] [stderr]    Compiling tonic v0.10.2
[INFO] [stderr]    Compiling crossbeam v0.8.4
[INFO] [stderr]    Compiling jsonwebtoken v8.3.0
[INFO] [stderr]    Compiling kube v0.87.2
[INFO] [stderr]    Compiling dashmap v5.5.3
[INFO] [stderr]    Compiling lz4 v1.28.0
[INFO] [stdout] warning: unused import: `tonic::transport::Channel`
[INFO] [stdout]  --> src/replication.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use tonic::transport::Channel;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Certificate`
[INFO] [stdout]  --> src/security.rs:5:24
[INFO] [stdout]   |
[INFO] [stdout] 5 | use tonic::transport::{Certificate, Identity, ServerTlsConfig};
[INFO] [stdout]   |                        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]   --> src/cache.rs:83:21
[INFO] [stdout]    |
[INFO] [stdout] 83 |                     _ => {
[INFO] [stdout]    |                     ^ no value can reach this
[INFO] [stdout]    |
[INFO] [stdout] note: multiple earlier patterns match some of the same values
[INFO] [stdout]   --> src/cache.rs:83:21
[INFO] [stdout]    |
[INFO] [stdout] 77 |                     crate::transaction_manager::Operation::Put { key, value, ttl } => {
[INFO] [stdout]    |                     -------------------------------------------------------------- matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 80 |                     crate::transaction_manager::Operation::Evict { key, .. } => {
[INFO] [stdout]    |                     -------------------------------------------------------- matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 83 |                     _ => {
[INFO] [stdout]    |                     ^ collectively making this unreachable
[INFO] [stdout]    = note: `#[warn(unreachable_patterns)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/hashing.rs:53:13
[INFO] [stdout]    |
[INFO] [stdout] 53 |         let mut iter = ring.range(hash..).chain(ring.iter());
[INFO] [stdout]    |             ----^^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `cache_clone`
[INFO] [stdout]   --> src/monitoring.rs:43:13
[INFO] [stdout]    |
[INFO] [stdout] 43 |         let cache_clone = cache.clone();
[INFO] [stdout]    |             ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_cache_clone`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `hasher_clone`
[INFO] [stdout]   --> src/monitoring.rs:44:13
[INFO] [stdout]    |
[INFO] [stdout] 44 |         let hasher_clone = hasher.clone();
[INFO] [stdout]    |             ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_hasher_clone`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `config_clone`
[INFO] [stdout]   --> src/monitoring.rs:45:13
[INFO] [stdout]    |
[INFO] [stdout] 45 |         let config_clone = config.clone();
[INFO] [stdout]    |             ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_config_clone`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `config_clone_update`
[INFO] [stdout]    --> src/monitoring.rs:112:13
[INFO] [stdout]     |
[INFO] [stdout] 112 |         let config_clone_update = config.clone();
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_config_clone_update`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `frequency_threshold` is never read
[INFO] [stdout]   --> src/cache.rs:21:5
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub struct Cache {
[INFO] [stdout]    |            ----- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 21 |     frequency_threshold: u64,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `get_node` is never used
[INFO] [stdout]   --> src/hashing.rs:40:12
[INFO] [stdout]    |
[INFO] [stdout] 14 | impl ConsistentHashing {
[INFO] [stdout]    | ---------------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 40 |     pub fn get_node(&self, key: &str) -> Option<String> {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `cache_hits` and `cache_misses` are never read
[INFO] [stdout]   --> src/monitoring.rs:10:9
[INFO] [stdout]    |
[INFO] [stdout]  8 | pub struct Monitoring {
[INFO] [stdout]    |            ---------- fields in this struct
[INFO] [stdout]  9 |     pub registry: Registry,
[INFO] [stdout] 10 |     pub cache_hits: IntCounterVec,
[INFO] [stdout]    |         ^^^^^^^^^^
[INFO] [stdout] 11 |     pub cache_misses: IntCounterVec,
[INFO] [stdout]    |         ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `search` is never used
[INFO] [stdout]   --> src/search_index.rs:39:12
[INFO] [stdout]    |
[INFO] [stdout] 11 | impl SearchIndex {
[INFO] [stdout]    | ---------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 39 |     pub fn search(&self, query_str: &str) -> Vec<String> {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `Put` and `Evict` are never constructed
[INFO] [stdout]   --> src/transaction_manager.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub enum Operation {
[INFO] [stdout]    |          --------- variants in this enum
[INFO] [stdout] 12 |     Put {
[INFO] [stdout]    |     ^^^
[INFO] [stdout] ...
[INFO] [stdout] 17 |     Evict {
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Operation` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `id` and `expires_at` are never read
[INFO] [stdout]   --> src/transaction_manager.rs:25:9
[INFO] [stdout]    |
[INFO] [stdout] 24 | pub struct Transaction {
[INFO] [stdout]    |            ----------- fields in this struct
[INFO] [stdout] 25 |     pub id: String,
[INFO] [stdout]    |         ^^
[INFO] [stdout] 26 |     pub operations: Vec<Operation>,
[INFO] [stdout] 27 |     pub expires_at: Instant,
[INFO] [stdout]    |         ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `add_operation` and `cleanup_expired` are never used
[INFO] [stdout]   --> src/transaction_manager.rs:70:12
[INFO] [stdout]    |
[INFO] [stdout] 36 | impl TransactionManager {
[INFO] [stdout]    | ----------------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 70 |     pub fn add_operation(&self, transaction_id: &str, operation: Operation) {
[INFO] [stdout]    |            ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 98 |     pub fn cleanup_expired(&self) {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/search_index.rs:35:9
[INFO] [stdout]    |
[INFO] [stdout] 35 |         writer.add_document(doc);
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 35 |         let _ = writer.add_document(doc);
[INFO] [stdout]    |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5m 33s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: redis v0.23.3
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] running `Command { std: "docker" "inspect" "09aeaf83b83d55692bde28da2747370fcf0e5722afdd41cb73d75c34d19abb48", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "09aeaf83b83d55692bde28da2747370fcf0e5722afdd41cb73d75c34d19abb48", kill_on_drop: false }`
[INFO] [stdout] 09aeaf83b83d55692bde28da2747370fcf0e5722afdd41cb73d75c34d19abb48
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bd75e98e021f3d8290c56d9ccc4c4bf340181902f5790fd30d09a436f3c464cf
[INFO] running `Command { std: "docker" "start" "-a" "bd75e98e021f3d8290c56d9ccc4c4bf340181902f5790fd30d09a436f3c464cf", kill_on_drop: false }`
[INFO] [stderr]    Compiling distributed-cache v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `tonic::transport::Channel`
[INFO] [stdout]  --> src/replication.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use tonic::transport::Channel;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Certificate`
[INFO] [stdout]  --> src/security.rs:5:24
[INFO] [stdout]   |
[INFO] [stdout] 5 | use tonic::transport::{Certificate, Identity, ServerTlsConfig};
[INFO] [stdout]   |                        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]   --> src/cache.rs:83:21
[INFO] [stdout]    |
[INFO] [stdout] 83 |                     _ => {
[INFO] [stdout]    |                     ^ no value can reach this
[INFO] [stdout]    |
[INFO] [stdout] note: multiple earlier patterns match some of the same values
[INFO] [stdout]   --> src/cache.rs:83:21
[INFO] [stdout]    |
[INFO] [stdout] 77 |                     crate::transaction_manager::Operation::Put { key, value, ttl } => {
[INFO] [stdout]    |                     -------------------------------------------------------------- matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 80 |                     crate::transaction_manager::Operation::Evict { key, .. } => {
[INFO] [stdout]    |                     -------------------------------------------------------- matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 83 |                     _ => {
[INFO] [stdout]    |                     ^ collectively making this unreachable
[INFO] [stdout]    = note: `#[warn(unreachable_patterns)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/hashing.rs:53:13
[INFO] [stdout]    |
[INFO] [stdout] 53 |         let mut iter = ring.range(hash..).chain(ring.iter());
[INFO] [stdout]    |             ----^^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `cache_clone`
[INFO] [stdout]   --> src/monitoring.rs:43:13
[INFO] [stdout]    |
[INFO] [stdout] 43 |         let cache_clone = cache.clone();
[INFO] [stdout]    |             ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_cache_clone`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `hasher_clone`
[INFO] [stdout]   --> src/monitoring.rs:44:13
[INFO] [stdout]    |
[INFO] [stdout] 44 |         let hasher_clone = hasher.clone();
[INFO] [stdout]    |             ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_hasher_clone`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `config_clone`
[INFO] [stdout]   --> src/monitoring.rs:45:13
[INFO] [stdout]    |
[INFO] [stdout] 45 |         let config_clone = config.clone();
[INFO] [stdout]    |             ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_config_clone`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `config_clone_update`
[INFO] [stdout]    --> src/monitoring.rs:112:13
[INFO] [stdout]     |
[INFO] [stdout] 112 |         let config_clone_update = config.clone();
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_config_clone_update`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `frequency_threshold` is never read
[INFO] [stdout]   --> src/cache.rs:21:5
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub struct Cache {
[INFO] [stdout]    |            ----- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 21 |     frequency_threshold: u64,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `get_node` is never used
[INFO] [stdout]   --> src/hashing.rs:40:12
[INFO] [stdout]    |
[INFO] [stdout] 14 | impl ConsistentHashing {
[INFO] [stdout]    | ---------------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 40 |     pub fn get_node(&self, key: &str) -> Option<String> {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `cache_hits` and `cache_misses` are never read
[INFO] [stdout]   --> src/monitoring.rs:10:9
[INFO] [stdout]    |
[INFO] [stdout]  8 | pub struct Monitoring {
[INFO] [stdout]    |            ---------- fields in this struct
[INFO] [stdout]  9 |     pub registry: Registry,
[INFO] [stdout] 10 |     pub cache_hits: IntCounterVec,
[INFO] [stdout]    |         ^^^^^^^^^^
[INFO] [stdout] 11 |     pub cache_misses: IntCounterVec,
[INFO] [stdout]    |         ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `search` is never used
[INFO] [stdout]   --> src/search_index.rs:39:12
[INFO] [stdout]    |
[INFO] [stdout] 11 | impl SearchIndex {
[INFO] [stdout]    | ---------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 39 |     pub fn search(&self, query_str: &str) -> Vec<String> {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `Put` and `Evict` are never constructed
[INFO] [stdout]   --> src/transaction_manager.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub enum Operation {
[INFO] [stdout]    |          --------- variants in this enum
[INFO] [stdout] 12 |     Put {
[INFO] [stdout]    |     ^^^
[INFO] [stdout] ...
[INFO] [stdout] 17 |     Evict {
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Operation` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `id` and `expires_at` are never read
[INFO] [stdout]   --> src/transaction_manager.rs:25:9
[INFO] [stdout]    |
[INFO] [stdout] 24 | pub struct Transaction {
[INFO] [stdout]    |            ----------- fields in this struct
[INFO] [stdout] 25 |     pub id: String,
[INFO] [stdout]    |         ^^
[INFO] [stdout] 26 |     pub operations: Vec<Operation>,
[INFO] [stdout] 27 |     pub expires_at: Instant,
[INFO] [stdout]    |         ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `add_operation` and `cleanup_expired` are never used
[INFO] [stdout]   --> src/transaction_manager.rs:70:12
[INFO] [stdout]    |
[INFO] [stdout] 36 | impl TransactionManager {
[INFO] [stdout]    | ----------------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 70 |     pub fn add_operation(&self, transaction_id: &str, operation: Operation) {
[INFO] [stdout]    |            ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 98 |     pub fn cleanup_expired(&self) {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/search_index.rs:35:9
[INFO] [stdout]    |
[INFO] [stdout] 35 |         writer.add_document(doc);
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 35 |         let _ = writer.add_document(doc);
[INFO] [stdout]    |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 3.55s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: redis v0.23.3
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] running `Command { std: "docker" "inspect" "bd75e98e021f3d8290c56d9ccc4c4bf340181902f5790fd30d09a436f3c464cf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bd75e98e021f3d8290c56d9ccc4c4bf340181902f5790fd30d09a436f3c464cf", kill_on_drop: false }`
[INFO] [stdout] bd75e98e021f3d8290c56d9ccc4c4bf340181902f5790fd30d09a436f3c464cf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] a3faebe5a4566cc3f4549fe13c66f262e9c6f3fe798a5531ab9d7cc09f4a4b91
[INFO] running `Command { std: "docker" "start" "-a" "a3faebe5a4566cc3f4549fe13c66f262e9c6f3fe798a5531ab9d7cc09f4a4b91", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `tonic::transport::Channel`
[INFO] [stderr]  --> src/replication.rs:9:5
[INFO] [stderr]   |
[INFO] [stderr] 9 | use tonic::transport::Channel;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Certificate`
[INFO] [stderr]  --> src/security.rs:5:24
[INFO] [stderr]   |
[INFO] [stderr] 5 | use tonic::transport::{Certificate, Identity, ServerTlsConfig};
[INFO] [stderr]   |                        ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unreachable pattern
[INFO] [stderr]   --> src/cache.rs:83:21
[INFO] [stderr]    |
[INFO] [stderr] 83 |                     _ => {
[INFO] [stderr]    |                     ^ no value can reach this
[INFO] [stderr]    |
[INFO] [stderr] note: multiple earlier patterns match some of the same values
[INFO] [stderr]   --> src/cache.rs:83:21
[INFO] [stderr]    |
[INFO] [stderr] 77 |                     crate::transaction_manager::Operation::Put { key, value, ttl } => {
[INFO] [stderr]    |                     -------------------------------------------------------------- matches some of the same values
[INFO] [stderr] ...
[INFO] [stderr] 80 |                     crate::transaction_manager::Operation::Evict { key, .. } => {
[INFO] [stderr]    |                     -------------------------------------------------------- matches some of the same values
[INFO] [stderr] ...
[INFO] [stderr] 83 |                     _ => {
[INFO] [stderr]    |                     ^ collectively making this unreachable
[INFO] [stderr]    = note: `#[warn(unreachable_patterns)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/hashing.rs:53:13
[INFO] [stderr]    |
[INFO] [stderr] 53 |         let mut iter = ring.range(hash..).chain(ring.iter());
[INFO] [stderr]    |             ----^^^^
[INFO] [stderr]    |             |
[INFO] [stderr]    |             help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `cache_clone`
[INFO] [stderr]   --> src/monitoring.rs:43:13
[INFO] [stderr]    |
[INFO] [stderr] 43 |         let cache_clone = cache.clone();
[INFO] [stderr]    |             ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_cache_clone`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `hasher_clone`
[INFO] [stderr]   --> src/monitoring.rs:44:13
[INFO] [stderr]    |
[INFO] [stderr] 44 |         let hasher_clone = hasher.clone();
[INFO] [stderr]    |             ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_hasher_clone`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `config_clone`
[INFO] [stderr]   --> src/monitoring.rs:45:13
[INFO] [stderr]    |
[INFO] [stderr] 45 |         let config_clone = config.clone();
[INFO] [stderr]    |             ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_config_clone`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `config_clone_update`
[INFO] [stderr]    --> src/monitoring.rs:112:13
[INFO] [stderr]     |
[INFO] [stderr] 112 |         let config_clone_update = config.clone();
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_config_clone_update`
[INFO] [stderr] 
[INFO] [stderr] warning: field `frequency_threshold` is never read
[INFO] [stderr]   --> src/cache.rs:21:5
[INFO] [stderr]    |
[INFO] [stderr] 16 | pub struct Cache {
[INFO] [stderr]    |            ----- field in this struct
[INFO] [stderr] ...
[INFO] [stderr] 21 |     frequency_threshold: u64,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method `get_node` is never used
[INFO] [stderr]   --> src/hashing.rs:40:12
[INFO] [stderr]    |
[INFO] [stderr] 14 | impl ConsistentHashing {
[INFO] [stderr]    | ---------------------- method in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 40 |     pub fn get_node(&self, key: &str) -> Option<String> {
[INFO] [stderr]    |            ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: fields `cache_hits` and `cache_misses` are never read
[INFO] [stderr]   --> src/monitoring.rs:10:9
[INFO] [stderr]    |
[INFO] [stderr]  8 | pub struct Monitoring {
[INFO] [stderr]    |            ---------- fields in this struct
[INFO] [stderr]  9 |     pub registry: Registry,
[INFO] [stderr] 10 |     pub cache_hits: IntCounterVec,
[INFO] [stderr]    |         ^^^^^^^^^^
[INFO] [stderr] 11 |     pub cache_misses: IntCounterVec,
[INFO] [stderr]    |         ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method `search` is never used
[INFO] [stderr]   --> src/search_index.rs:39:12
[INFO] [stderr]    |
[INFO] [stderr] 11 | impl SearchIndex {
[INFO] [stderr]    | ---------------- method in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 39 |     pub fn search(&self, query_str: &str) -> Vec<String> {
[INFO] [stderr]    |            ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variants `Put` and `Evict` are never constructed
[INFO] [stderr]   --> src/transaction_manager.rs:12:5
[INFO] [stderr]    |
[INFO] [stderr] 11 | pub enum Operation {
[INFO] [stderr]    |          --------- variants in this enum
[INFO] [stderr] 12 |     Put {
[INFO] [stderr]    |     ^^^
[INFO] [stderr] ...
[INFO] [stderr] 17 |     Evict {
[INFO] [stderr]    |     ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `Operation` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: fields `id` and `expires_at` are never read
[INFO] [stderr]   --> src/transaction_manager.rs:25:9
[INFO] [stderr]    |
[INFO] [stderr] 24 | pub struct Transaction {
[INFO] [stderr]    |            ----------- fields in this struct
[INFO] [stderr] 25 |     pub id: String,
[INFO] [stderr]    |         ^^
[INFO] [stderr] 26 |     pub operations: Vec<Operation>,
[INFO] [stderr] 27 |     pub expires_at: Instant,
[INFO] [stderr]    |         ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: methods `add_operation` and `cleanup_expired` are never used
[INFO] [stderr]   --> src/transaction_manager.rs:70:12
[INFO] [stderr]    |
[INFO] [stderr] 36 | impl TransactionManager {
[INFO] [stderr]    | ----------------------- methods in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 70 |     pub fn add_operation(&self, transaction_id: &str, operation: Operation) {
[INFO] [stderr]    |            ^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 98 |     pub fn cleanup_expired(&self) {
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]   --> src/search_index.rs:35:9
[INFO] [stderr]    |
[INFO] [stderr] 35 |         writer.add_document(doc);
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]    |
[INFO] [stderr] 35 |         let _ = writer.add_document(doc);
[INFO] [stderr]    |         +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: `distributed-cache` (bin "distributed-cache" test) generated 16 warnings (run `cargo fix --bin "distributed-cache" --tests` to apply 3 suggestions)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.38s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: redis v0.23.3
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/distributed_cache-370e78e519116cbd)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "a3faebe5a4566cc3f4549fe13c66f262e9c6f3fe798a5531ab9d7cc09f4a4b91", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a3faebe5a4566cc3f4549fe13c66f262e9c6f3fe798a5531ab9d7cc09f4a4b91", kill_on_drop: false }`
[INFO] [stdout] a3faebe5a4566cc3f4549fe13c66f262e9c6f3fe798a5531ab9d7cc09f4a4b91
